1161417423 has 16 divisors (see below), whose sum is σ = 1600574976. Its totient is φ = 748666560.

The previous prime is 1161417403. The next prime is 1161417431. The reversal of 1161417423 is 3247141611.

It is not a de Polignac number, because 1161417423 - 2⁶ = 1161417359 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1161417403) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 37918 + ... + 61323.

It is an arithmetic number, because the mean of its divisors is an integer number (100035936).

Almost surely, 2^1161417423 is an apocalyptic number.

1161417423 is a deficient number, since it is larger than the sum of its proper divisors (439157553).

1161417423 is an equidigital number, since it uses as much as digits as its factorization.

1161417423 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 99374.

The product of its digits is 4032, while the sum is 30.

The square root of 1161417423 is about 34079.5748653061. The cubic root of 1161417423 is about 1051.1453633099.

The spelling of 1161417423 in words is "one billion, one hundred sixty-one million, four hundred seventeen thousand, four hundred twenty-three".